Update app.py

app.py

@@ -65,7 +65,7 @@ def get_rankings_from_api(brand, user_id, content_ids):
     try:
         payload = {
             "brand": brand.upper(),
-            "user_id": user_id,
+            "user_id": int(user_id),
             "content_ids": content_ids
         }
         headers = {
@@ -224,7 +224,7 @@ G_filtered = filter_graph(G, node_threshold=node_degree_threshold, edge_threshol
 rankings = {}
 if student_id:
     content_ids = list(G_filtered.nodes)
-    rankings = get_rankings_from_api(selected_brand, student_id, content_ids)
+    rankings = get_rankings_from_api(selected_brand, int(student_id), content_ids)
     if rankings:
         rankings = rankings['ranked_content_ids']